Chia động từ trong ngoặc ở thì quá khứ đơn: 1) The homework (be) ... very difficult yesterday. 2) The children (play) ... in the park five minutes ago. 3) I (be) ... late for school yesterday

1/ The homework (be).......very difficult yesterday.
2/ The children (play)......in the park five minutes ago.
3/ I (be).........late for school yesterday.
4/ ............you..........to the zoo yesterday?(go)
5/ They (return).............home yesterday.
6/ Two years ago, he (teach)..........Math in a small school in the countryside.
7/ Yesterday was sunday. Mr Tam (not go)............go to school.
8/ I (be)...........very funny on my last vacation.
9/ She (not come).......... last night.
10/ When............you............your exercises?-Last night(do)
11/ I(meet).............her at the movie theater last night.
12/ Last sunday he (not go)..........to the English club.
13/ My father (not watch)TV last night but i .............(do).
14/ Last year, my family (go)...........to Nghe An.It(be)..............my husband's family.We
(feel)..............very happy to meet our relatives.We(do)....................a lot of things.In the morning 
we used to (go)..............to the fields,we (grow)...................rice.In the afternoon, we (swim)..........in the river
In the evening, we (watch)...............tv and (talk)...........about many things.